Patent · US Expired

Cementitious compositions

US4992103A · kind A · utility

11Cited by
6References
16Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 18, 1989
Grant dateFeb 12, 1991
Priority date
Expiry dateOct 18, 2009

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC04B22/126
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A dry composition comprising an aluminous cement and a calcium sulphate, and preferably an accelerator and a water soluble fluoride may be reacted with water in a wide range of proportions to form a rapid setting material which develops high compressive strength.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.